Indonesia Updates Bauxite Pricing Guidelines with New Regulation Effective April 2026

Published: Apr 13, 2026 14:56

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[SMM Aluminum Express News] The Ministry of Energy and Mineral Resources (ESDM) has issued Decree No. 144.K/MB.01/MMEM.B/2026 concerning the amendment to Ministerial Decree No. 268.K/MB.01/MEM.B/2025 on the guidelines for determining Harga Patokan Mineral (HPM).

The new regulation will take effect on 15 April 2026.

Key Changes:
1. Reduction of the reactive silica (R-SiO₂) factor in bauxite HPM calculation.
2. Conversion of HPM unit from USD/DMT to USD/WMT.

Urgent Directive for Bauxite Miners (Penambang Bauksit):
1. Immediately coordinate with your surveyor to include Al₂O₃ content, reactive silica (R-SiO₂), and moisture content in the Certificate of Analysis (COA).
2. Update the data in the e-PNBP and MVP applications for accurate royalty calculations.

Data Source Statement: Except for publicly available information, all other data are processed by SMM based on publicly available information, market communication, and relying on SMM‘s internal database model. They are for reference only and do not constitute decision-making recommendations.

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